› 2owv

X-ray diffraction
2.8Å resolution

Crystal structure of PH0725 from Pyrococcus horikoshii OT3

Released:
DOI: 10.2210/pdb2owv/pdb
PDB entry 2owv coloured by chain, front view.
PDB entry 2owv coloured by chain, side view.
PDB entry 2owv coloured by chain, top view.
Source organism: Pyrococcus horikoshii OT3
Entry authors: Sugahara M, Kageyama Y, Matsuura Y, Shimada H, Kunishima N, RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Function and Biology Details

Reaction catalysed: 
(1a) S-adenosyl-L-methionine + 2-((3S)-3-carboxy-3-aminopropyl)-L-histidine-[translation elongation factor 2] = S-adenosyl-L-homocysteine + 2-((3S)-3-carboxy-3-(methylamino)propyl)-L-histidine-[translation elongation factor 2]
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
Assembly name:
PDBe Complex ID:
PDB-CPX-129728 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Diphthine synthase Chains: A, B
Molecule details ›
Chains: A, B
Length: 265 amino acids
Theoretical weight: 29.58 KDa
Source organism: Pyrococcus horikoshii OT3
Expression system: Escherichia coli
UniProt:
  • Canonical: O58456 (Residues: 1-265; Coverage: 100%)
Gene names: PH0725, dph5, dphB
Sequence domains: Tetrapyrrole (Corrin/Porphyrin) Methylases
Structure domains:

Ligands and Environments


Cofactor: Ligand SAH 1 x SAH
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P41212
Unit cell:
a: 106.188Å b: 106.188Å c: 137.673Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.213 0.213 0.252
Expression system: Escherichia coli

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